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Hotspot


Dive into the research topics where Masaharu Kumada is active.

Publication


Featured researches published by Masaharu Kumada.


Archive | 1983

Photovoltaic-storage battery device

Masayoshi Ezawa; Akira Misumi; Kenkichi Suzuki; Masaharu Kumada


Archive | 1984

Solar battery using amorphous silicon

Masaharu Kumada; Hideo Tanabe; Katsuo Yuhara; Akira Misumi; Hiroshi Kawasaki


Archive | 1987

Impregnated cathode having cathode base body and refractory metal support welded together

Yukio Suzuki; Masaharu Kumada


Archive | 1987

Method of producing shadow mask of color cathode ray tube

Masaharu Kumada; Akira Misumi


Archive | 1998

Cathode ray tube having reduced doming effect

Noriharu Matsudate; Ken Hashimoto; Masahiro Nishizawa; Masaharu Kumada; Satoshi Muto


Archive | 1978

Nickel alloy base metal plate for directly heated oxide cathodes

Akira Misumi; Masaharu Kumada


Archive | 1980

Directly heated oxide cathode and production thereof

Masaharu Kumada; Akira Misumi


Archive | 1980

Directly heated type oxide cathode

Masaharu Kumada; Akira Misumi


Archive | 2001

Cathode ray tube having bismuth oxide layer on color selective electrode

Noriharu Matsudate; Ken Hashimoto; Masahiro Nishizawa; Masaharu Kumada; Satoshi Muto


Archive | 2001

Method of producing a cathode ray tube

Noriharu Matsudate; Ken Hashimoto; Masahiro Nishizawa; Masaharu Kumada; Satoshi Muto

Collaboration


Dive into the Masaharu Kumada's collaboration.

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